LT3512IMS#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LT3512IMS#PBF is a monolithic high-voltage isolated flyback converter accepting 6V to 100V input with current-mode PWM control in a compact MSOP-12 package. It integrates an N-channel power switch and all control circuitry, simplifying isolated power supply design for industrial and automotive applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LT3512IMS#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.7700(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LT3512IMS#PBF?
- 6V to 100V wide input voltage range covering 12V, 24V, 48V, and automotive bus voltages up to 100V
- Current-mode PWM control with integrated N-channel power switch for simple isolated flyback topology
- Monolithic integration of gate driver, oscillator, and protection circuitry in a 12-lead MSOP package
- Programmable switching frequency and soft-start for EMI control and inrush current limiting
- Cycle-by-cycle current limiting and thermal shutdown for robust fault protection
What is LT3512IMS#PBF used for?
The LT3512IMS#PBF is designed for isolated auxiliary power supplies in industrial equipment, motor drives, and smart meters operating from 24V or 48V bus voltages up to 100V. Its wide input range allows a single design to support both 24V industrial and 48V telecom bus rails, providing isolated low-voltage outputs for microcontrollers, gate drivers, and isolated communication interfaces. It is also suited for automotive accessory modules and EV charging station control boards where isolation between high-voltage bus and logic circuitry is required in a small PCB footprint.
What are the specifications of LT3512IMS#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1847 |
| YTEOL | 10 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 100V |
| Input Voltage-Min | 6V |
| Input Voltage-Nom | 24V |
| JESD-30 Code | R-PDSO-G12 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 0.8A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP12/16,.19,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 650kHz |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the LT3512IMS#PBF datasheet?
LT3512IMS#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LT3512IMS#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the LT3512IMS#PBF handle, and does it cover automotive 48V applications?
The LT3512IMS#PBF accepts 6V to 100V input, comfortably covering 12V automotive, 24V industrial, 48V mild-hybrid vehicle bus, and 48V telecom rectifier rails. The 100V maximum allows headroom for transient spikes on automotive bus lines such as load-dump events that can reach 60V to 80V, making it suitable for robust automotive-grade isolated supply designs without additional input protection components.
How does current-mode PWM control in LT3512IMS#PBF benefit isolated flyback power supply designs?
Current-mode PWM in the LT3512IMS#PBF provides cycle-by-cycle peak current limiting that automatically protects the transformer and switch from overload faults, simplifying the protection architecture. Current-mode control also improves line transient rejection by 6 dB compared to voltage-mode, because input voltage changes are immediately reflected in the duty cycle before the output voltage deviates, resulting in a faster, more stable isolated 5V or 12V output rail despite wide 6V to 100V input swings.
For a 24V industrial gateway needing an isolated 5V logic supply, how does LT3512IMS#PBF simplify the BOM?
In a 24V industrial gateway, the LT3512IMS#PBF replaces a discrete flyback controller plus external gate driver plus external N-channel MOSFET with a single MSOP-12 IC. Only the transformer, a few passive feedback components, and output diode are added externally, reducing the isolated 5V power stage to under 10 components. The integrated oscillator eliminates a frequency-setting resistor network, and the programmable soft-start requires only a single capacitor, shortening design time by several hours compared to a fully discrete flyback implementation.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.4479 | $5.45 |
| 1000+ | $4.7700 | $4770.00 |
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